.inputS::-webkit-input-placeholder{
color: red;
}
.inputS{
    transition: .3s;
    outline: none;
    border: none;
    padding: 10px 5px 10px 30px;
    background-image: url("https://pic1.zhimg.com/v2-1f93f4550bc5b355c8da9ad755aaf434_is.jpg");
    background-repeat: no-repeat;
}
.focus{
    padding: 10px 5px;
    background: none;
}